Devices and methods to protect neonates during bed-sharing and co-sleeping
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Solution Overview
Problem
Current methods for preventing infant asphyxiation and injury during bed-sharing and co-sleeping are inadequate, as they do not effectively protect against accidental rolling or suffocation, despite recommendations against bed-sharing for reducing sudden unexpected infant death (SUID).
Innovation Solution
A protective enclosure with roll-over bars and flexible frame base elements that can elevate when pressure is applied, combined with air exchange channels to prevent suffocation, allowing safe co-sleeping while adhering to recommended supine sleeping position.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If bed-sharing and co-sleeping are allowed, then maternal-infant bonding and breastfeeding are improved, but risk of asphyxiation and injury increases
Solution Approach 1:
The enclosure is divided into a base frame portion and a roll-over bar portion that can move independently. The roll-over bar is segmented from the base frame through a hinge connection, allowing it to rotate upward when pressure is applied, while the base frame remains stationary on the sleeping surface. This segmentation enables the structure to provide protection while accommodating infant movement and preventing asphyxiation.
Solution Approach 2:
The roll-over bar is designed to be dynamic rather than fixed. It can rotate upward about a hinge axis when pressure is applied by an infant or co-sleeper, transforming from a static protective barrier into an active safety mechanism that relieves pressure. This dynamic behavior prevents asphyxiation while maintaining bonding benefits.
2Reliability
If firm sleeping surfaces are used to reduce SUID, then sudden unexpected infant death is reduced, but comfort and bonding are reduced
Solution Approach 1:
The enclosure base frame is segmented into multiple portions that can be positioned around the infant without requiring a completely firm surface. The segmented structure provides localized support and protection while allowing the surrounding mattress to remain soft, maintaining both SUID reduction and maternal comfort.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution provides a safe and inexpensive means for mothers to co-sleep with infants up to four months old, reducing the risk of asphyxiation and injury by automatically adjusting to prevent pressure on the infant and allowing air exchange, thus reducing guilt associated with not following hospital and pediatrician recommendations.
Implementation Method 1
Pressure in the roll-over bar is transmitted either directly, or through hinges, pivots, or rotational elements to the frame base portions, thereby elevating at least one frame base portion
Implementation Method 2
The angle of this passive rotational or tortional safety movement is limited so that the higher parts of the roll-over bar that cannot press on the infant or neonate
Implementation Method 3
The enclosure can have pliable covers over a base frame, and/or air channels through a cover or indentations on the top or the bottom of a cover to allow air exchange, as a guard against asphyxia
Data Source
AI summary
This disclosure provides designs for inexpensive devices that can be sturdy, pleasing to the eye, light in weight, and attractively padded, to form an enclosure around an infant or neonate that is open at its bottom. These devices protect neonates from injury during bed-sharing or co-sleeping with other individuals. These enclosures include roll-over bars to protect infants and neonates from being injured or asphyxiated by weight of a co-sleeper inadvertently moving on top of a roll-over bar. Devices can be shaped to allow for easy placement and removal of the infant, or to place the enclosure with the respective roll-over bar(s) over an infant. Roll-over bar(s) can be hinged or intercalated with pivots to deflect frame base portions when an infant body part finds itself accidentally caught under them. The rotation can be limited to an angle that still allows for the roll-over bar to be above an infant's body when frame base portion(s) are raised above the sleeping surface by the pressure and forces exerted on a roll-over bar when a co-sleeper inadvertently moves over a roll-over bar.